/*
 * linux-4.9/drivers/media/platform/sunxi-vfe/vfe_subdev.h
 *
 * Copyright (c) 2007-2017 Allwinnertech Co., Ltd.
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

/*
 * sunxi video front end sub device header file
 * Author:raymonxiu
 */

#ifndef __VFE__SUBDEV__H__
#define __VFE__SUBDEV__H__

#include <media/v4l2-subdev.h>

enum pmic_channel {
	IOVDD,
	DVDD,
	AVDD,
	AFVDD,
	FLVDD,
};

enum gpio_type {
	POWER_EN = 0,
	PWDN,
	RESET,
	AF_PWDN,
	FLASH_EN,
	FLASH_MODE,
	MCLK_PIN,
	MAX_GPIO_NUM,
};

enum gpio_fun {
	GPIO_INPUT = 0,
	GPIO_OUTPUT = 1,
	GPIO_DISABLE = 7,
};

enum on_off {
	OFF,
	ON,
};

enum standby_mode {
	NORM_STBY,
	POWER_OFF,
	HW_STBY,
	SW_STBY,
};

enum power_seq_cmd {
	CSI_SUBDEV_INIT_FULL = 0x01,
	CSI_SUBDEV_INIT_SIMP = 0x02,
	CSI_SUBDEV_RST_ON = 0x03,
	CSI_SUBDEV_RST_OFF = 0x04,
	CSI_SUBDEV_RST_PUL = 0x05,
	CSI_SUBDEV_STBY_ON = 0x06,
	CSI_SUBDEV_STBY_OFF = 0x07,
	CSI_SUBDEV_PWR_ON = 0x08,
	CSI_SUBDEV_PWR_OFF = 0x09,
};

extern int vfe_set_pmu_channel(struct v4l2_subdev *sd, enum pmic_channel pmic_ch, enum on_off on_off);
extern int vfe_set_mclk(struct v4l2_subdev *sd, enum on_off on_off);
extern int vfe_set_mclk_freq(struct v4l2_subdev *sd, unsigned long freq);
extern int vfe_gpio_write(struct v4l2_subdev *sd, enum gpio_type gpio_type, unsigned int status);
extern int vfe_gpio_set_status(struct v4l2_subdev *sd, enum gpio_type gpio_type, unsigned int status);
extern void vfe_get_standby_mode(struct v4l2_subdev *sd, enum standby_mode *stby_mode);


#endif /* __VFE__SUBDEV__H__ */